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Kamacite

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Formula:
(Fe,Ni)
Colour:
Grey
Lustre:
Metallic
Hardness:
4
Crystal System:
Isometric
Name:
From the Greek "kamask" meaning "shaft" or "lath".
A variety of Iron

A nickel-rich variety of iron.
The principle constituent of a typical octahedrite meteorite with about 92% iron and 7% nickel.

Compare also taenite.


Classification of Kamacite

1.AE.05

1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
A : Metals and Intermetallic Alloys
E : Iron-chromium family
Dana 7th ed.:
1.1.17.3
1.1.11.1

1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
1.62

1 : Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)

Physical Properties of Kamacite

Metallic
Colour:
Grey
Streak:
Grey
Hardness:

Optical Data of Kamacite

Type:
Isotropic

Chemical Properties of Kamacite

Formula:
(Fe,Ni)
Common Impurities:
Co,C,P,S

Crystallography of Kamacite

Crystal System:
Isometric
Cell Parameters:
a = 2.86 Å
Unit Cell V:
23.39 ų (Calculated from Unit Cell)

Synonyms of Kamacite

Other Language Names for Kamacite

Varieties of Kamacite

Wickelkmamzite

A name given to kamacite surrounding accessory constituents in meteoritic irons.

Common Associates

Associated Minerals Based on Photo Data:
Taenite107 photos of Kamacite associated with Taenite on mindat.org.
Troilite33 photos of Kamacite associated with Troilite on mindat.org.
Iron17 photos of Kamacite associated with Iron on mindat.org.
Schreibersite13 photos of Kamacite associated with Schreibersite on mindat.org.
Olivine12 photos of Kamacite associated with Olivine on mindat.org.
Wüstite7 photos of Kamacite associated with Wüstite on mindat.org.
Plessite7 photos of Kamacite associated with Plessite on mindat.org.
Forsterite6 photos of Kamacite associated with Forsterite on mindat.org.
Brezinaite5 photos of Kamacite associated with Brezinaite on mindat.org.
Goethite4 photos of Kamacite associated with Goethite on mindat.org.

Related Minerals - Nickel-Strunz Grouping

1.AE.VanadiumV
1.AE.05MolybdenumMo
1.AE.05ChromiumCr
1.AE.05IronFe
1.AE.05TungstenW
1.AE.05UM2001-06-E:CrFeNiFe7Cr2Ni
1.AE.10Taenite(Fe,Ni)
1.AE.10TetrataeniteFeNi
1.AE.10AntitaeniteFe3Ni
1.AE.15ChromferideFe3Cr1-x (x=0.6)
1.AE.15FerchromideCr3Fe1-x
1.AE.15WairauiteCoFe
1.AE.20AwaruiteNi3Fe
1.AE.25JedwabiteFe7(Ta,Nb)3
1.AE.30ManganeseMn

Related Minerals - Hey's Chemical Index of Minerals Grouping

1.1CopperCu
1.2SilverAg
1.5GoldAu
1.6AuricuprideCu3Au
1.7Tetra-auricuprideAuCu
1.8ZincZn
1.9CadmiumCd
1.10DanbaiteCuZn2
1.11ZhanghengiteCuZn
1.12MercuryHg
1.13KolymiteCu7Hg6
1.14MoschellandsbergiteAg2Hg3
1.15EugeniteAg11Hg2
1.16SchachneriteAg1.1Hg0.9
1.17ParaschachneriteAg3Hg2
1.18LuanheiteAg3Hg
1.19Weishanite(Au,Ag)3Hg2
1.20IndiumIn
1.21AluminiumAl
1.22Khatyrkite(Cu,Zn)Al2
1.23Cupalite(Cu,Zn)Al
1.24DiamondC
1.25GraphiteC
1.26ChaoiteC
1.27LonsdaleiteC
1.28SiliconSi
1.29TinSn
1.30LeadPb
1.31AnyuiiteAuPb2
1.31NovodnepriteAuPb3
1.32LeadamalgamPb0.7Hg0.3
1.33ArsenicAs
1.34ArsenolampriteAs
1.35PaxiteCuAs2
1.36KoutekiteCu5As2
1.37DomeykiteCu3As
1.38Algodonite(Cu1-xAsx)
1.39NovákiteCu20AgAs10
1.40KutinaiteAg6Cu14As7
1.41AntimonySb
1.42StibarsenAsSb
1.43ParadocrasiteSb3As
1.44HorsforditeCu, Sb
1.45CuprostibiteCu2(Sb,Tl)
1.46Allargentum(Ag1-xSbx)
1.47AurostibiteAuSb2
1.48DyscrasiteAg3Sb
1.49BismuthBi
1.50MaldoniteAu2Bi
1.51SulphurS8
1.52RosickýiteS
1.53SeleniumSe
1.54TelluriumTe
1.55ChromiumCr
1.56RheniumRe
1.57IronFe
1.58ChromferideFe3Cr1-x (x=0.6)
1.59FerchromideCr3Fe1-x
1.60WairauiteCoFe
1.61NickelNi
1.63Taenite(Fe,Ni)
1.64TetrataeniteFeNi
1.65AwaruiteNi3Fe
1.66Palladium(Pd,Pt)
1.67PotaritePdHg
1.68PaolovitePd2Sn
1.69Stannopalladinite(Pd,Cu)3Sn2
1.70CabriitePd2CuSn
1.71Taimyrite(Pd,Cu,Pt)3Sn
1.72Atokite(Pd,Pt)3Sn
1.73Rustenburgite(Pt,Pd)3Sn
1.74Zvyagintsevite(Pd,Pt,Au)3(Pb,Sn)
1.75PlumbopalladinitePd3Pb2
1.76Osmium(Os,Ir,Ru)
1.77Iridium(Ir,Os,Ru)
1.82PlatinumPt
1.83HongshiitePtCu
1.84NiggliitePtSn
1.85IsoferroplatinumPt3Fe
1.86TetraferroplatinumPtFe
1.87TulameenitePt2CuFe
1.88FerronickelplatinumPt2FeNi
1.89Rhodium(Rh,Pt)

Related Minerals - Dana Grouping (8th Ed.)

1.1.11.2Taenite(Fe,Ni)
1.1.11.3TetrataeniteFeNi
1.1.11.4AwaruiteNi3Fe
1.1.11.5NickelNi
1.1.11.6WairauiteCoFe

Other Information

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Kamacite in petrology

Accessory component of (items highlighted in red)

References for Kamacite

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Geochemica et Cosmochimica Acta: 29: 535-549.
Buchwald (1975), Handbook of iron meteorites, I-III.
Clark (1993): 350.
Burke, Ernest A.J. (2007) A Mass Discreditation of GQN Minerals. Canadian Mineralogist: 44(6): 1557-1560.

Internet Links for Kamacite

mindat.org URL:
https://www.mindat.org/min-2143.html
Please feel free to link to this page.

Localities for Kamacite

Mineral and/or Locality  
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